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st: RE: Repeating sets of commands


From   "Nick Cox" <n.j.cox@durham.ac.uk>
To   <statalist@hsphsun2.harvard.edu>
Subject   st: RE: Repeating sets of commands
Date   Mon, 7 Feb 2005 11:51:59 -0000

levels clin_site, local(SITES) 

foreach site of local SITES { 
	table iud ptboro if year_f==2003 & clin_site=="`site'", row col
	table ltprog ptboro if year_f==2003 & clin_site=="`site'", row col
	table pt ptboro if year_f==2003 & clin_site=="`site'", row col
	table cs ptboro if year_f==2003 & clin_site=="`site'", row col
}

See e.g. http://www.stata.com/support/faqs/data/foreach.html

Nick 
n.j.cox@durham.ac.uk 

Paul O'Brien

> I have a database of clinic visits and want to analyze by 
> clinic site. 
> How do I repeat a set of 10 commands for each clinic site (clin_site).
> 
> This is a selection of the commands:
> 
> table iud ptboro if year_f==2003 & clin_site=="RC", row col
> table ltprog ptboro if year_f==2003 & clin_site=="RC", row col
> table pt ptboro if year_f==2003 & clin_site=="RC", row col
> table cs ptboro if year_f==2003 & clin_site=="RC", row col
> 
> .by ...: will repeat the first line and then go onto the next.
> 
> I want to run all the commands together for one clinic site (e.g. 
> clin_site=="RC") and then repeat for the next value of clin_site.

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